FAI4/BP-1E IMO Photo-Electric Switch M18 Diffuse Reflection, M12 Plug

FAI4/BP-1E IMO Photo-Electric Switch M18 Diffuse Reflection, M12 Plug

IMO FAI4/BP-1E is an M18 metal diffuse-reflection photoelectric switch with an adjustable 200 mm sensing distance, PNP NO+NC outputs, 10–30 V DC supply, M12 plug and IP67 protection for industrial automation.

SKU: FAI4/BP-1EAlt SKU: FAI4BP1EMPN: FAI4/BP-1E
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Why Choose the IMO FAI4/BP-1E Photo-Electric Switch?

The IMO FAI4/BP-1E is an industrial M18 diffuse-reflection photoelectric switch designed for reliable non-contact object detection in machinery, conveyor systems and automated production equipment. Its axial optical arrangement places the emitter and receiver in the same sensor body, allowing objects to be detected from reflected infrared light without requiring a separate reflector.

The FAI4/BP-1E provides an adjustable nominal sensing distance of up to 200 mm and features PNP complementary NO+NC outputs. An integrated sensitivity trimmer allows the sensing distance to be adjusted for the application, while a switching frequency of 250 Hz provides responsive detection for industrial automation processes.

Built around a rugged M18 × 1 nickel-plated brass housing, this metallic version provides enhanced mechanical durability for industrial installations. It operates from a 10–30 V DC supply, uses a convenient 4-pin M12 plug and offers IP67 protection against dust and water ingress.

Key Advantages

  • Compact M18 diffuse-reflection photoelectric sensor for non-contact detection.
  • Adjustable sensing distance up to 200 mm for flexible installation.
  • PNP NO+NC complementary outputs provide both normally open and normally closed switching functions.
  • Durable nickel-plated brass housing for demanding industrial environments.
  • 4-pin M12 plug connection simplifies installation, maintenance and replacement.
  • IP67 protection rating provides robust environmental protection.

Key Features

  • IMO FA series M18 photoelectric sensor.
  • Diffuse-reflection sensing principle.
  • 200 mm nominal sensing distance with sensitivity adjustment.
  • 880 nm infrared LED emission.
  • PNP complementary NO+NC outputs.
  • 250 Hz switching frequency.
  • 2 ms response time.
  • 10–30 V DC operating voltage.
  • 100 mA maximum load current.
  • M18 × 1 nickel-plated brass housing with axial optics.
  • 4-pin M12 plug connection.
  • IP67 degree of protection.

Reliable Diffuse-Reflection Detection for Industrial Automation

Diffuse-reflection photoelectric sensors emit light towards the target and detect the portion reflected back to the receiving element. Because both optical elements are contained within one housing, this sensing method provides a convenient solution for applications where fitting a separate reflector or receiver would be impractical.

The IMO FAI4/BP-1E combines adjustable sensitivity, complementary PNP switching and a rugged metal housing with short-circuit, overvoltage and reverse-polarity protection. These features make it a dependable sensing solution for machine builders and automation engineers requiring compact and durable object detection.

Typical Applications

  • Industrial conveyor and material handling systems.
  • Packaging and production machinery.
  • Object and component presence detection.
  • Counting and positioning applications.
  • Assembly and automated manufacturing equipment.
  • OEM machinery and industrial automation systems.

Technical Specifications

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Supply Voltage 12 V DC, 24 V DC
Coil / Supply Voltage 10–30 V DC
Sensing Mode Diffuse
IP Rating IP67
Output Type PNP
Sensing Principle Photoelectric - diffuse
Housing Size M18
Sensing Distance 200 mm
Output Function NO + NC
Connection M12 connector
Manufacturer IMO
Series FA M18 Photoelectric Sensors
Model FAI4/BP-1E
Product type Photoelectric switch / sensor
Sensing principle Diffuse reflection
Optical position Axial
Nominal sensing distance 200 mm
Sensitivity adjustment Trimmer
Light source Infrared LED
Emission wavelength 880 nm
Output Type PNP
Output function NO+NC complementary
Switching frequency 250 Hz
Response time 2 ms
Operating voltage 10–30 V DC
No-load supply current ≤30 mA
Maximum load current 100 mA
Leakage current ≤10 µA
Maximum output voltage drop 2 V at 100 mA
Housing size M18 × 1
Housing material Nickel-plated brass
Active head material Polycarbonate
Connection 4-pin M12 plug
Protection rating IP67
Operating temperature -25 to +70 °C
Overall length 81.6 mm
Weight approx. 100 g
Approvals CE, cULus
EMC standard EN 60947-5-2
HS Code 8541490000
Country of Manufacture Italy

Frequently Asked Questions

What is the IMO FAI4/BP-1E used for?

The FAI4/BP-1E is a diffuse-reflection photoelectric switch designed for non-contact object and presence detection in industrial machinery, conveyors and automated production systems.

What is the sensing distance of the FAI4/BP-1E?

The sensor provides an adjustable nominal sensing distance of up to 200 mm, specified using a white reference target.

What output configuration does the FAI4/BP-1E use?

The FAI4/BP-1E features PNP complementary NO+NC outputs, providing both normally open and normally closed switching functions.

What is the difference between the FAI4/BP-1E and plastic-housing versions?

The FAI4/BP-1E uses a rugged nickel-plated brass M18 housing, providing a durable metallic construction for industrial installations.

How is the IMO FAI4/BP-1E connected?

The sensor operates from a 10–30 V DC supply and uses a 4-pin M12 plug for convenient electrical connection.

Trusted by Industrial Automation Professionals

IMO photoelectric sensors provide machine builders and automation engineers with dependable non-contact detection solutions, combining industrial construction, flexible switching functions and straightforward integration into modern automated equipment.